Tale of Two Strands

Strands speak. We translate.

Discover What Your Hair (or Fur)
Is Trying to Tell You.

Find Answers. Feel Better. Live Healthier.

Advanced bioresonance testing kits designed to identify food and environmental intolerances that may be impacting your health or your pet's well-being.

  • Non-Invasive & Easy to Use
  • Bioresonance Technology

Shop All Test KitsHow It Works

The Tale of Two Strands human and pet intolerance test kit boxes stacked on dark stone slabs, with sprigs of green leaves against a pale background.

Two Tests. One Mission.

Human Intolerance & Sensitivity Test

Identifies up to 1,600 food and non-food intolerances that may be contributing to your symptoms.

  • Comprehensive panel of foods & environmentals
  • Simple at-home hair collection
  • Personalized, easy-to-understand results
  • Actionable insights for better health
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The Tale of Two Strands Human Intolerance & Sensitivity Test box, showing a family and a 1,600 food and non-food tested badge.

Pet Intolerance & Sensitivity Test

Identifies up to 500 food and non-food intolerances that may be affecting your pet's health and behavior.

  • Foods, treats, environmentals & more
  • Painless at-home hair collection
  • Support for better behavior, skin, digestion & energy
  • For dogs, cats & more
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The Tale of Two Strands Pet Intolerance & Sensitivity Test box, showing a German Shepherd and two cats and a 500 food and non-food tested badge.

How It Works

  1. 1Order Your KitChoose the test that's right for you or your pet.
  2. 2Collect Hair SampleQuick, painless collection guide included.
  3. 3Post Your SampleReturn instructions come with the kit.
  4. 4The Lab AnalyzesBioresonance testing of the hair sample.
  5. 5Get Your ResultsReceive your personalized results & recommendations.